Sources
- C. Brouwer A. Goffeau J. Plusjé, M. Heibloem, 1985, Irrigation Water Management: Training Manual No. 2 - Elements of Topographic Surveying,
- Kenneth K.G. Kintu, 2007, MK. Secondary agriculture senior one, Kampala Uganda, Page 47-60
- Dr. Von H. Jarrett, 1914, storage of farm equipment, cooperation with the U.S. Department of Agriculture
- https://www.hobbyfarms.com/essential-tools-a
Last modified: Friday, 25 November 2022, 7:33 PM